diff options
Diffstat (limited to 'drivers/tty/serial/8250/8250.h')
| -rw-r--r-- | drivers/tty/serial/8250/8250.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/tty/serial/8250/8250.h b/drivers/tty/serial/8250/8250.h index 8739d2214d4a..7a4c82633964 100644 --- a/drivers/tty/serial/8250/8250.h +++ b/drivers/tty/serial/8250/8250.h @@ -17,7 +17,7 @@ struct uart_8250_dma { int (*tx_dma)(struct uart_8250_port *p); - int (*rx_dma)(struct uart_8250_port *p, unsigned int iir); + int (*rx_dma)(struct uart_8250_port *p); /* Filter function */ dma_filter_fn fn; @@ -189,7 +189,8 @@ static inline int is_omap1510_8250(struct uart_8250_port *pt) #ifdef CONFIG_SERIAL_8250_DMA extern int serial8250_tx_dma(struct uart_8250_port *); -extern int serial8250_rx_dma(struct uart_8250_port *, unsigned int iir); +extern int serial8250_rx_dma(struct uart_8250_port *); +extern void serial8250_rx_dma_flush(struct uart_8250_port *); extern int serial8250_request_dma(struct uart_8250_port *); extern void serial8250_release_dma(struct uart_8250_port *); #else @@ -197,10 +198,11 @@ static inline int serial8250_tx_dma(struct uart_8250_port *p) { return -1; } -static inline int serial8250_rx_dma(struct uart_8250_port *p, unsigned int iir) +static inline int serial8250_rx_dma(struct uart_8250_port *p) { return -1; } +static inline void serial8250_rx_dma_flush(struct uart_8250_port *p) { } static inline int serial8250_request_dma(struct uart_8250_port *p) { return -1; |